Pipe coupling segment



FIG. 1 is an isometric view of our design for a pipe coupling segment;

FIG. 2 is a top view of pipe coupling segment shown in FIG. 1;

FIG. 3 is a bottom view the pipe coupling segment shown in FIG. 1;

FIG. 4 is a front view of the pipe coupling segment shown in FIG. 1, the rear view being a mirror image thereof;

FIG. 5 is a right end view of the pipe coupling segment shown in FIG. 1; and,

FIG. 6 is a left end view the pipe coupling segment shown in FIG. 1.

The broken lines depict portions of the pipe coupling segment that form no part of the claim. 

CLAIM We claim the ornamental design for a pipe coupling segment, as shown and described. 